| Sozopol to Clay Cross | 1,526.82 mi (2,457.17 km) |
| Sozopol to Clayton | 1,555.54 mi (2,503.40 km) |
| Sozopol to Clayton le Moors | 1,577.56 mi (2,538.84 km) |
| Sozopol to Cleckheaton | 1,550.64 mi (2,495.52 km) |
| Sozopol to Cleethorpes | 1,481.06 mi (2,383.53 km) |
| Sozopol to Clevedon | 1,556.13 mi (2,504.35 km) |
| Sozopol to Clifton | 1,512.17 mi (2,433.60 km) |
| Sozopol to Clifton | 1,532.22 mi (2,465.87 km) |
| Sozopol to Cliftonville | 1,377.22 mi (2,216.42 km) |
| Sozopol to Clitheroe | 1,579.87 mi (2,542.55 km) |
| Sozopol to Clydebank | 1,700.41 mi (2,736.55 km) |
| Sozopol to Coalville | 1,516.29 mi (2,440.23 km) |
| Sozopol to Coatbridge | 1,685.90 mi (2,713.20 km) |
| Sozopol to Cobham | 1,451.65 mi (2,336.21 km) |
| Sozopol to Cockermouth | 1,633.98 mi (2,629.63 km) |
